GB/T 18998.5-2022工业用氯化聚氯乙烯(PVC-C)管道系统第5部分:系统适用性标准
英文:Chlorinated poly(vinyl chloride)(PVC-C)piping systems for industrial applications—Part 5:Fitness for purpose of the s...
英文:Chlorinated poly(vinyl chloride)(PVC-C)piping systems for industrial applications—Part 5:Fitness for purpose of the s...